Two circles of radii \( 4 \mathrm{cms} \) and \( 1 \mathrm{~cm} \) ... VIDEO
Two circles of radii \( 4 \mathrm{cms} \) and \( 1 \mathrm{~cm} \) touch each other externally and \( \theta \) is the angle contained by their direct common tangents. Then \( \sin \theta= \)
\( \mathrm{P} \)
(A) \( \frac{24}{25} \)
(B) \( \frac{12}{25} \)
(C) \( \frac{3}{4} \)
(D) none
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